TROUBLESHOOTING SYMPTOM INDEX - TM-9-2320-285-24-10041

TM 9-2320-285-24-1

2-7.

TROUBLESHOOTING SYMPTOM INDEX

Para/Malfunction

Page

ENGINE

Engine hard to start or will not start ................................................................. 2-8/1

2-18

Engine starts but will not run ........................................................................... 2-8/2

2-20

Engine lacks power .......................................................................................... 2-8/3

2-22

Engine cranks but does not start when quick start is

activated .................................................................................................. 2-8/4

2-23

Excessive oil consumption ........................................................................................... 2-8/5

2-25

Low engine oil pressure ................................................................................... 2-8/6

2-26

Excessive exhaust smoke ................................................................................ 2-8/7

2-27

FUEL SYSTEM

Low fuel pressure ............................................................................................ 2-9/1

2-28

Excessive fuel usage ....................................................................................... 2-9/2

2-29

EXHAUST SYSTEM

Excessive exhaust noise ................................................................................. 2-10/1

2-30

COOLING SYSTEM

Engine overheats ............................................................................................. 2-11/1

2-31

Engine does not reach operating temperature ................................................ 2-11/2

2-35

Coolant system not pressurized ...................................................................... 2-11/3

2-36

Coolant not warmed when coolant heater connected to

power source ........................................................................................... 2-11/4

2-36

2-8.

ENGINE TROUBLESHOOTING

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

ENGINE HARD TO START OR WILL NOT START

Step 1.

Check ambient temperature.

WARNING

Do not use ether switch without cranking engine.

Over-charge of ether starting fluid can cause

explosion of engine air intake system.

If ambient temperature is below 40 degrees F, use ether switch to aid engine starting (refer to Operator's

Manual, TM 9-2320-285-10).

If ambient temperature is above 40 degrees F and engine will not start, go to step 5 below.

If ambient temperature is above 40 degrees F and engine is hard to start, go to step 2 below.

2-18